ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,225, issued on Feb. 10, was assigned to Panasonic Holdings Corp. (Osaka, Japan).

"Communication apparatus and communication method" was invented by Yasuaki Yuda (Kanagawa, Japan), Akihiko Nishio (Osaka, Japan) and Shotaro Maki (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication apparatus includes reception circuitry which, in operation, receives a signal transmitted in a multiple-input multiple-output (MIMO) transmission, and control circuitry which, in operation, controls phase noise compensation of the signal in at least one of a pre-stage or a post-stage of MIMO separation processing in accordance with a condition."

T...